Chen Ruolin of China dives in the semi-final of the women's 10m Platform competition at the FINA Diving World Cup at the Olympic Aquatics Centre in London February 21, 2012. REUTERS/Andrew Winning (BRITAIN - Tags: SPORT DIVING OLYMPICS TPX IMAGES OF THE DAY) 

Chen Ruolin and Wang Xin of China compete in the women's 10m synchronised platform diving preliminaries at the World Championships in Rome July 19, 2009. REUTERS/Max Rossi (ITALY SPORT DIVING) 

Wang Xin and Chen Ruolin of China compete in the women's synchronised 10m platform diving competition at the National Aquatics Center during the Beijing 2008 Olympic Games August 12, 2008. REUTERS/Shaun Best (CHINA) 

Wang Xin and Chen Ruolin of China compete in the women's synchronised 10m platform diving competition at the National Aquatics Center during the Beijing 2008 Olympic Games August 12, 2008. REUTERS/Jason Reed (CHINA) 

China's Wang Xin and Chen Ruo Lin dive during the synchronised ten-metre platform final at the Good Luck Beijing FINA Diving World Cup being held at the National Aquatics Centre in Beijing February 21, 2008. REUTERS/David Gray (CHINA) 

China's Wang Xin and Chen Ruo Lin dive during the synchronised ten-metre platform final at the Good Luck Beijing FINA Diving World Cup being held at the National Aquatics Centre in Beijing February 21, 2008. REUTERS/David Gray (CHINA) 

China's Chen Ruo Lin dives during the semi-final round of the ten-metre platform competition during the Good Luck Beijing FINA Diving World Cup tournament being held at the National Aquatics Centre in Beijing February 20, 2008. The tournament is a test event for the 2008 Beijing Olympic venue, which is also known as the Water Cube. REUTERS/David Gray (CHINA)